NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 406 - 413 of 1195

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Question number: 406

» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide

MCQ▾

Question

In alkaline medium, H2O2 reacts with Fe+3 and Mn+2 separately to give?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 407

» Hydrogen » Physical and Chemical Properties of Water

MCQ▾

Question

The temporary hardness of water due to calcium bicarbonate can be removed by adding?

Choices

Choice (4) Response

a.

Calcium carbonate

b.

Calcium chloride

c.

Calcium hydroxide

d.

Hydrochloric acid

Question number: 408

» States of Matter » Liquid State » Vapor Pressure

MCQ▾

Question

Which of the following property of liquid is associated with Calusius –Clapeyron equation?

Choices

Choice (4) Response

a.

Vapour pressure

b.

Viscocity

c.

Surface tension

d.

Density

Question number: 409

» States of Matter » Liquid State » Surface Tension

MCQ▾

Question

The units of surface tension of a liquid is?

Choices

Choice (4) Response

a.

dyne. cm-2

b.

dyne. cm

c.

dyne. cm-1

d.

dyne. cm2

Question number: 410

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

MCQ▾

Question

The density of the gas is equal to?

Choices

Choice (4) Response

a.

nP

b.

PM/RT

c.

M/V

d.

P/RT

Question number: 411

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

MCQ▾

Question

A sample of gas occupies 600 ml at 27℃ and 1 atm. What will be the volume at 127℃ if the pressure is kept constant?

Choices

Choice (4) Response

a.

800 ml

b.

900 ml

c.

600 ml

d.

700 ml

Question number: 412

» States of Matter » Liquid State » Properties of Liquids

MCQ▾

Question

Normal boiling point of liquid is that temperature at which vapour pressure of liquid is equal to?

Choices

Choice (4) Response

a.

100 mm of Hg

b.

380 mm of Hg

c.

760 mm of Hg

d.

zero

Question number: 413

» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide

MCQ▾

Question

What is the mass in grams of available oxygen per liter from a solution of H2O2, 10 ml of which when titrated with N/20 KMnO4 solution required 25 ml for the reaction?

Choices

Choice (4) Response

a.

12 g

b.

2 g

c.

6 g

d.

15 g

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